Linn County, MO Warnings, Watches and Advisories
NWS Active Alerts for MO - Map View
Freeze Warning
Greene; Macoupin; Montgomery; Bond; Fayette; Clinton; Marion; Washington; Randolph; Adams; Brown; Pike; Calhoun; Jersey; Madison; St. Clair; Monroe; Knox; Lewis; Shelby; Marion; Monroe; Ralls; Pike; Boone; Audrain; Moniteau; Cole; Osage; Callaway; Montgomery; Lincoln; Gasconade; Warren; St. Charles; Franklin; St. Louis; St. Louis City; Jefferson; Crawford; Washington; St. Francois; Ste. Genevieve; Iron; Madison; Reynolds
Freeze Warning issued November 6 at 1:59AM CST until November 7 at 8:00AM CST by NWS St Louis MO
* WHAT...Sub-freezing temperatures as low as the upper 20s expected. * WHERE...Portions of south central, southwest, and west central Illinois and central, east central, northeast, and southeast Missouri. * WHEN...From midnight tonight to 8 AM CST Saturday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severe
Likely
Expected
November 6th, 2026 01:59:00 am MDT
November 6th, 2026 01:59:00 am MDT
November 6th, 2026 05:00:00 pm MDT
Frost Advisory
Atchison; Miami; Linn; Doniphan; Leavenworth; Wyandotte; Johnson; Atchison; Nodaway; Worth; Gentry; Harrison; Holt; Andrew; De Kalb; Daviess; Buchanan; Clinton; Caldwell; Platte; Clay; Ray; Jackson; Lafayette; Cass; Johnson; Bates; Henry
Frost Advisory issued November 6 at 12:29AM CST until November 7 at 8:00AM CST by NWS Kansas City/Pleasant Hill MO
* WHAT...Temperatures as low as 32 will result in frost formation. * WHERE...Portions of east central and northeast Kansas and north central, northwest, and west central Missouri. * WHEN...From midnight tonight to 8 AM CST Saturday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Minor
Likely
Expected
November 6th, 2026 12:29:00 am MDT
November 6th, 2026 12:29:00 am MDT
November 6th, 2026 04:00:00 pm MDT
Freeze Warning
Mercer; Putnam; Schuyler; Grundy; Sullivan; Adair; Livingston; Linn; Macon; Carroll; Chariton; Randolph; Saline; Howard; Pettis; Cooper
Freeze Warning issued November 6 at 12:29AM CST until November 7 at 8:00AM CST by NWS Kansas City/Pleasant Hill MO
* WHAT...Sub-freezing temperatures as low as 29 expected. * WHERE...Portions of central, north central, and northeast Missouri. * WHEN...From midnight tonight to 8 AM CST Saturday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severe
Likely
Expected
November 6th, 2026 12:29:00 am MDT
November 6th, 2026 12:29:00 am MDT
November 6th, 2026 04:00:00 pm MDT
Frost Advisory
Bourbon; Crawford; Cherokee; Vernon; St. Clair; Hickory; Barton; Cedar; Polk; Dallas; Jasper; Dade; Greene; Webster; Newton; Lawrence; Christian; Douglas; McDonald; Barry; Stone; Taney; Ozark
Frost Advisory issued November 6 at 12:24AM CST until November 7 at 8:00AM CST by NWS Springfield MO
* WHAT...Temperatures in the lower 30s will result in frost formation. * WHERE...Portions of southeast Kansas and central, southwest, and west central Missouri. * WHEN...From midnight tonight to 8 AM CST Saturday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Minor
Likely
Expected
November 6th, 2026 12:24:00 am MDT
November 6th, 2026 12:24:00 am MDT
November 6th, 2026 06:00:00 pm MDT
Freeze Warning
Benton; Morgan; Miller; Maries; Camden; Pulaski; Phelps; Laclede; Texas; Dent; Wright; Howell; Shannon; Oregon
Freeze Warning issued November 6 at 12:24AM CST until November 7 at 8:00AM CST by NWS Springfield MO
* WHAT...Sub-freezing temperatures in the upper 20s to lower 30s are expected. * WHERE...Portions of central, east central, south central, and southwest Missouri. * WHEN...From midnight tonight to 8 AM CST Saturday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severe
Likely
Expected
November 6th, 2026 12:24:00 am MDT
November 6th, 2026 12:24:00 am MDT
November 6th, 2026 06:00:00 pm MDT
Freeze Warning
Jefferson; Wayne; Perry; Franklin; Hamilton; Jackson; Williamson; Saline; Union; Perry; Bollinger; Cape Girardeau; Wayne; Carter; Ripley; Butler; Stoddard
Freeze Warning issued November 6 at 12:11AM CST until November 7 at 8:00AM CST by NWS Paducah KY
* WHAT...For the Freeze Warning, sub-freezing temperatures as low as 30 expected. For the Freeze Watch, sub-freezing temperatures as low as 29 possible. * WHERE...Portions of the Ozark Foothills of southeast Missouri and south and southwest Illinois. * WHEN...For the Freeze Warning, from 11 PM this evening to 8 AM CST Saturday. For the Freeze Watch, from Saturday evening through Sunday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. * ADDITIONAL DETAILS...The hard freezes will bring the growing season to an end.
Severe
Likely
Expected
November 6th, 2026 12:11:00 am MDT
November 6th, 2026 12:11:00 am MDT
November 6th, 2026 04:00:00 pm MDT
Frost Advisory
Edwards; Wabash; White; Gallatin; Johnson; Pope; Hardin; Alexander; Pulaski; Massac; Gibson; Pike; Posey; Vanderburgh; Warrick; Spencer; Fulton; Hickman; Carlisle; Ballard; McCracken; Graves; Livingston; Marshall; Calloway; Crittenden; Lyon; Trigg; Caldwell; Union; Webster; Hopkins; Christian; Henderson; Daviess; McLean; Muhlenberg; Todd; Scott; Mississippi; New Madrid
Frost Advisory issued November 6 at 12:11AM CST until November 7 at 8:00AM CST by NWS Paducah KY
* WHAT...For the Frost Advisory, temperatures as low as 33 will result in frost formation. For the Freeze Watch, sub-freezing temperatures as low as 31 possible. * WHERE...Portions of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. * WHEN...For the Frost Advisory, from 11 PM CST /midnight EST/ this evening to 8 AM CST /9 AM EST/ Saturday. For the Freeze Watch, from Saturday evening through Sunday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...The hard freezes will bring the growing season to an end.
Minor
Likely
Expected
November 6th, 2026 12:11:00 am MDT
November 6th, 2026 12:11:00 am MDT
November 6th, 2026 04:00:00 pm MDT
Freeze Watch
Edwards; Wabash; White; Gallatin; Johnson; Pope; Hardin; Alexander; Pulaski; Massac; Gibson; Pike; Posey; Vanderburgh; Warrick; Spencer; Fulton; Hickman; Carlisle; Ballard; McCracken; Graves; Livingston; Marshall; Calloway; Crittenden; Lyon; Trigg; Caldwell; Union; Webster; Hopkins; Christian; Henderson; Daviess; McLean; Muhlenberg; Todd; Scott; Mississippi; New Madrid
Freeze Watch issued November 6 at 12:11AM CST until November 8 at 8:00AM CST by NWS Paducah KY
* WHAT...For the Frost Advisory, temperatures as low as 33 will result in frost formation. For the Freeze Watch, sub-freezing temperatures as low as 31 possible. * WHERE...Portions of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. * WHEN...For the Frost Advisory, from 11 PM CST /midnight EST/ this evening to 8 AM CST /9 AM EST/ Saturday. For the Freeze Watch, from Saturday evening through Sunday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...The hard freezes will bring the growing season to an end.
Severe
Possible
Future
November 6th, 2026 12:11:00 am MDT
November 6th, 2026 12:11:00 am MDT
November 6th, 2026 04:00:00 pm MDT
Freeze Watch
Jefferson; Wayne; Perry; Franklin; Hamilton; Jackson; Williamson; Saline; Union; Perry; Bollinger; Cape Girardeau; Wayne; Carter; Ripley; Butler; Stoddard
Freeze Watch issued November 6 at 12:11AM CST until November 8 at 8:00AM CST by NWS Paducah KY
* WHAT...For the Freeze Warning, sub-freezing temperatures as low as 30 expected. For the Freeze Watch, sub-freezing temperatures as low as 29 possible. * WHERE...Portions of the Ozark Foothills of southeast Missouri and south and southwest Illinois. * WHEN...For the Freeze Warning, from 11 PM this evening to 8 AM CST Saturday. For the Freeze Watch, from Saturday evening through Sunday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. * ADDITIONAL DETAILS...The hard freezes will bring the growing season to an end.
Severe
Possible
Future
November 6th, 2026 12:11:00 am MDT
November 6th, 2026 12:11:00 am MDT
November 6th, 2026 04:00:00 pm MDT
Flood Warning
Buchanan, MO
Flood Warning issued November 5 at 11:46PM CST until November 7 at 7:15PM CST by NWS Kansas City/Pleasant Hill MO
...The Flood Warning continues for the following rivers in Missouri... Platte River near Agency affecting Buchanan County. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Platte River near Agency. * WHEN...Until Saturday evening. * IMPACTS...At 20.0 feet, Low-lying areas east of Agency begin to flood. At 25.0 feet, Flooding begins at the east border of Agency. * ADDITIONAL DETAILS... - At 11:30 PM CST Thursday the stage was 24.7 feet. - Forecast...The river is expected to rise to a crest of 24.8 feet just after midnight tonight. It will then fall below flood stage tomorrow evening. - Flood stage is 20.0 feet. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
November 5th, 2026 11:46:00 pm MDT
November 5th, 2026 11:46:00 pm MDT
November 7th, 2026 12:00:00 am MDT
Flood Warning
Carroll, MO; Chariton, MO; Linn, MO; Livingston, MO
Flood Warning issued November 5 at 8:36PM CST until November 8 at 2:16AM CST by NWS Kansas City/Pleasant Hill MO
...The Flood Warning continues for the following rivers in Missouri... Grand River near Chillicothe affecting Livingston and Linn Counties. Grand River near Sumner affecting Carroll, Livingston, Chariton and Linn Counties. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Grand River near Sumner. * WHEN...Until late Saturday night. * IMPACTS...At 23.0 feet, Bottomland 1 to 2 miles south of the gage begins to flood. At 26.0 feet, Rural land adjacent to the river is flooded. At 28.0 feet, Rural roads are under water. * ADDITIONAL DETAILS... - At 7:45 PM CST Thursday the stage was 30.2 feet. - Forecast...The river is expected to rise to a crest of 30.2 feet just after midnight tonight. It will then fall below flood stage early Saturday morning. - Flood stage is 26.0 feet. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
November 5th, 2026 08:36:00 pm MDT
November 5th, 2026 08:36:00 pm MDT
November 6th, 2026 08:45:00 pm MDT
Flood Warning
Platte, MO
Flood Warning issued November 5 at 8:35PM CST until November 8 at 3:54PM CST by NWS Kansas City/Pleasant Hill MO
...The Flood Warning is extended for the following rivers in Missouri... Platte River near Platte City affecting Platte County. Platte River At Sharps Station affecting Platte County. Platte River near Agency affecting Buchanan County. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Platte River at Sharps Station. * WHEN...Until Sunday afternoon. * IMPACTS...At 26.0 feet, Low-lying rural land along the river begins to flood. At 29.0 feet, Backwater from the Platte River floods Highway KK along the Little Platte River at the location 0.2 miles east of Highway B. * ADDITIONAL DETAILS... - At 7:30 PM CST Thursday the stage was 26.9 feet. - Forecast...The river is expected to rise to a crest of 28.2 feet early Saturday morning. It will then fall below flood stage Saturday afternoon. - Flood stage is 26.0 feet. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
November 5th, 2026 08:35:00 pm MDT
November 5th, 2026 08:35:00 pm MDT
November 6th, 2026 08:45:00 pm MDT
Flood Warning
Platte, MO
Flood Warning issued November 5 at 8:35PM CST until November 9 at 12:00AM CST by NWS Kansas City/Pleasant Hill MO
...The Flood Warning is extended for the following rivers in Missouri... Platte River near Platte City affecting Platte County. Platte River At Sharps Station affecting Platte County. Platte River near Agency affecting Buchanan County. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Platte River near Platte City. * WHEN...Until late Sunday night. * IMPACTS...At 20.0 feet, Cropland near State Highway 92 near Platte City begins to flood. At 22.0 feet, Flooding occurs at Humphreys Access Area which is located 5 miles downstream from Platte City. 300 acres of pasture are also flooded. * ADDITIONAL DETAILS... - At 7:30 PM CST Thursday the stage was 21.1 feet. - Forecast...The river is expected to rise to a crest of 22.6 feet Saturday morning. It will then fall below flood stage early Sunday morning. - Flood stage is 20.0 feet. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
November 5th, 2026 08:35:00 pm MDT
November 5th, 2026 08:35:00 pm MDT
November 6th, 2026 08:45:00 pm MDT
SAFETY and DATA MESSAGE
Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.
Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Linn County.
Use the Radar Maps link provided to understand the trajectory of a storm.
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Are You Here in Linn County?
Currently
| 46°F |
30.16 inHg.
Barometer 83%
Humidity N 14.4 mph Wind |
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| Overcast | ||
National Outlook
Rain Moves to Eastern Seaboard & Northwest Braces for Showers - 11-05 to 11-07
Rainy Days Ahead: Wet Weather for the Pacific Northwest and Southern Storms 11-08 to 11-12
Thu Nov 5th 2026, 6:55am PST
